Brain-teasing activities such as picture puzzles stimulate your mind, boost concentration, and even train your brain to ...

Optical illusions are a fascinating way to test our perception and understanding of the world around us. They can also be a ...

Given below is an online test for visual acuity using the E Chart, a chart with the letter 'E' in different directions (up, down, right and left) and sizes. This E chart visual acuity or eye vision ...

Soon, A Simple Eye Test May Help Detect COVID-19 An Israeli company has developed a device that may help detect Covid-19 disease by measuring the eye's tear film. A new study suggests that ...

Need new glasses but want to skip the eye exam? Try these online tools to get your prescription from the comfort of your home. Rick Broida Senior Editor Rick Broida is the author of numerous books ...